Use AutoValue from external/auto

Use the AutoValue built from source instead of the prebuilts
from external/dagger2.

Bug: 158870037
Test: m checkbuild
Change-Id: Ibd07aa03e6b3a98a302ea223abf854985b5fec38
diff --git a/Android.bp b/Android.bp
index 5db843c..93fd195 100644
--- a/Android.bp
+++ b/Android.bp
@@ -22,7 +22,6 @@
         "jsr305-3.0.1",
     ],
 
-    // Use Dagger2 annotation processor
-    plugins: ["dagger2-auto-value"],
-    libs: ["dagger2-auto-value"],
+    plugins: ["auto_value_plugin"],
+    libs: ["auto_value_annotations"],
 }